Example description

 F01LEF Example Program Results

 Details of factorization

  Main diagonal of U
    3.0000   3.6000   7.0000  -6.0000   1.1508

  First superdiagonal of U
    2.1000  -5.0000  -0.9000   7.1000

  Second superdiagonal of U
    0.0000   1.9000   8.0000

  Multipliers
    1.1333  -0.0222  -0.1587   0.0168

  Vector of interchanges
         0        1        1        1

  Solution vector
   -4.0000   7.0000   3.0000  -4.0000  -3.0000